Inner cylinder type hot melting machine

Abstract

The utility model discloses an inner cylinder type hot welding machine which comprises a workpiece fixing support used for fixing workpieces, a welding rod used for heating the workpieces and a conveying device used for moving the workpieces. The welding rods are fixedly connected, the workpiece fixing support is arranged in the axis direction of the welding rods, a cavity is formed in the workpiece fixing support, an opening communicated with the cavity is formed in the side, close to the welding rods, of the workpiece fixing support, and the conveying device is fixedly connected to the lower portion of the workpiece fixing support. An opening is formed in the upper portion of the welding rod, the welding rod can penetrate through the opening and move in the cavity through the conveying device, a pressure stabilizing mechanism capable of moving in the vertical direction above the cavity is arranged over the welding rod, and the pressure stabilizing mechanism can be matched with the welding rod to conduct hot melting clamping on a workpiece arranged on the workpiece fixing support. The equipment is simple in structure, realizes welding and fixing of the inner cylinder type structure workpiece, realizes semi-automatic operation, and is simple and convenient to use.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding equipment, and in particular relates to an inner cylinder type hot welding machine. Background Art

[0002] In the prior art, welding technology is often used to connect and fix various plastic parts. By welding the plastic parts, the welding surface between the two parts is melted, and after cooling, the two parts are welded and fixed together. This process is often used for process assembly between parts. There is a cylindrical structure part that needs to be assembled using welding technology. Most of the existing welding technology equipment has a complex structure. It is usually welded and installed on large parts, and the steps are complicated. Therefore, it is urgent to design a welding equipment that meets the inner cylindrical part structure. Utility Model Content

[0003] The purpose of the utility model is to provide an inner cylinder type heat welding machine with simple structure and convenient use, so as to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An inner cylinder type hot-melt welding machine comprises a workpiece fixing bracket for fixing the workpiece, a welding rod for heating the workpiece and a conveying device for moving the workpiece.

[0006] The welding rod is fixedly connected, and the workpiece fixing bracket is arranged in the axial direction of the welding rod. A cavity is provided on the workpiece fixing bracket, and an opening connected to the cavity is provided on the side of the workpiece fixing bracket close to the welding rod. The conveying device is fixedly connected to the bottom of the workpiece fixing bracket, and the conveying device enables the welding rod to pass through the opening and move in the cavity. A pressure stabilizing mechanism that can move vertically above the cavity is provided directly above the welding rod, and the pressure stabilizing mechanism can cooperate with the welding rod to hot-melt clamp the workpiece arranged on the workpiece fixing bracket.

[0007] Furthermore, the conveying device includes a left and right conveying device and an up and down conveying device, the left and right conveying device includes a first cylinder arranged on the left and right, and a first bracket connected to the first cylinder; the up and down conveying device is fixedly connected to the first bracket, the up and down conveying device includes a second cylinder and a second bracket, and the bottom surface of the workpiece fixing bracket is directly fixedly connected to the first cylinder through the second bracket.

[0008] Furthermore, the pressure stabilizing mechanism includes a third cylinder and a pressure stabilizing block. The third cylinder is vertically arranged, and its ejection end is connected to the pressure stabilizing block.

[0009] Furthermore, a heat transfer support is provided on the upper surface of the welding rod.

[0010] Furthermore, the welding rod is fixedly connected to a vertical fixing frame, the vertical fixing frame is fixedly connected to an operating platform, and the voltage stabilizing mechanism is fixedly connected to the vertical fixing frame.

[0011] Furthermore, a first limiting plate is provided directly below the welding rod, and a second limiting plate is fixedly connected below the workpiece fixing bracket, and the first limiting plate and the second limiting plate cooperate to limit the left and right movement of the workpiece fixing bracket.

[0012] Furthermore, three solenoid valves are fixedly connected to the operating platform, and the three solenoid valves are respectively connected to the first cylinder, the second cylinder and the third cylinder.

[0013] Furthermore, an electric control box is fixed on the operating platform, and a temperature controller, a timer, a power switch and a power indicator light are arranged on the electric control box.

[0014] Furthermore, a pressure regulating valve is also provided on the operating platform, and the pressure regulating valve is used to adjust the air pressure of the first cylinder, the second cylinder and the third cylinder.

[0015] Furthermore, the operating platform is also provided with a control button, and the control button is used to control the movement of the conveying device.

[0016] Compared with the prior art, the beneficial effect of the utility model is that the equipment fixes the workpiece through the workpiece fixing bracket, and performs a hot-melt process on the workpiece through the welding rod, and welds and fixes a plastic part on its outer shell bracket, and at the same time, the hot-melt process is stabilized and fixed through the conveying device and the voltage stabilizing mechanism. The equipment has a simple structure, realizes the welding and fixing of the inner cylinder structure workpiece, has semi-automatic operation, and is simple and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the conveying device in the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the component fixing frame in the utility model;

[0021] Figure 4 It is a structural schematic diagram of the welding rod in the utility model;

[0022] Figure 5 A schematic diagram of the structure of the product processed by the utility model;

[0023] Figure 6 for Figure 5 Schematic diagram of the structure of the middle button plastic sheet.

[0024] In the figure: 1. workpiece fixing bracket; 2. welding rod; 3. conveying device; 4. cavity; 5. pressure stabilizing mechanism; 6. opening; 7. left and right conveying device; 8. up and down conveying device; 9. first cylinder; 10. first bracket; 11. second cylinder; 12. second bracket; 13. third cylinder; 14. pressure stabilizing block; 15. heat transfer support; 16. vertical fixing frame; 17. operating platform; 18. first limit plate; 19. second limit plate; 20. solenoid valve; 21. electric control box; 22. pressure regulating valve; 23. control button; A. button plastic sheet; B. shell bracket; C. external pressure ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] like Figure 5 , Figure 6 The utility model realizes the process installation of a button plastic sheet A on its shell bracket B, the button plastic sheet A is soft plastic, the shell bracket B is a hard cylindrical part, which is provided with a strip groove embedded with the button plastic sheet A, the button plastic sheet A is fixed with the shell bracket B through an outer pressure ring C, the outer pressure ring C is provided with a fusion column, and the shell bracket is provided with a fixing hole matching with the fusion column C. When the workpiece is welded and installed, the outer pressure ring C is first pressed on the outer ring of the button plastic sheet B, and then the fusion column on the outer pressure ring C is clamped in the fixing hole, and finally the installed shell bracket B is fixed in the cavity 4 of the workpiece fixing bracket 1.

[0027] Reference Figure 1-Figure 4 , a technical solution proposed by the utility model:

[0028] An inner cylinder type hot-melt welding machine comprises a workpiece fixing bracket 1 for fixing a workpiece, a welding rod 2 for heating the workpiece and a conveying device 3 for moving the workpiece.

[0029] The welding rod 2 is fixedly connected, and the workpiece fixing bracket 1 is arranged in the axial direction of the welding rod 2. A cavity 4 is provided on the workpiece fixing bracket 1. The workpiece fixing bracket 1 is provided with an opening 6 connected to the cavity 4 on the side close to the welding rod 2. The conveying device 3 is fixedly connected to the bottom of the workpiece fixing bracket 1. The conveying device 3 allows the welding rod 2 to pass through the opening 6 and move in the cavity 4. A pressure stabilizing mechanism 5 that can move vertically above the cavity 4 is provided directly above the welding rod 2. The pressure stabilizing mechanism 5 can cooperate with the welding rod 2 to hot-melt clamp the workpiece arranged on the workpiece fixing bracket 1.

[0030] In this embodiment, further, the conveying device 3 includes a left and right conveying device 7 and an up and down conveying device 8, the left and right conveying device 7 includes a first cylinder 9 arranged on the left and right, and a first bracket 10 connected to the first cylinder 9; the up and down conveying device 8 is fixedly connected to the first bracket 10, the up and down conveying device 8 includes a second cylinder 11 and a second bracket 12, and the bottom surface of the workpiece fixing bracket 1 is directly fixedly connected to the first cylinder 9 through the second bracket 12.

[0031] In this embodiment, further, the welding rod 2 is fixedly connected to a vertical fixing frame 16, the vertical fixing frame 16 is fixedly connected to an operating platform 17, and the voltage stabilizing mechanism 5 is fixedly connected to the vertical fixing frame 16. A heat transfer support 15 is provided on the upper surface of the welding rod 2. The welding rod 2 is made of copper material and is easy to conduct heat.

[0032] In this embodiment, further, the pressure stabilizing mechanism 5 includes a third cylinder 13 and a pressure stabilizing block 14 , the lower surface of the pressure stabilizing block 14 is in contact with the upper surface of the processed workpiece, and the third cylinder 13 is vertically arranged downward, and its ejection end is connected to the pressure stabilizing block 14 .

[0033] In this embodiment, further, a first limit plate 18 is provided directly below the welding rod 2, and a second limit plate 19 is fixedly connected below the workpiece fixing bracket 1. The first limit plate 18 and the second limit plate 19 cooperate to limit the left and right movement of the workpiece fixing bracket 1.

[0034] In this embodiment, further, three solenoid valves 20 are fixedly connected to the operating platform 17, and the three solenoid valves 20 are respectively connected to the first cylinder 9, the second cylinder 11 and the third cylinder 13. The solenoid valves 20 are respectively used for the movement switches of the first cylinder 9, the second cylinder 11 and the third cylinder 13, and a pressure regulating valve 22 is also provided on the operating platform 17, and the pressure regulating valve 22 is used to adjust the pressure of the cylinder.

[0035] In this embodiment, further, an electric control box 21 is fixed on the operating platform 17, and a temperature controller, a timer, a power switch and a power indicator light are arranged on the electric control box 21. The electric control box 21 is connected to various control components, the temperature controller is used to control the welding temperature of the device, and the timer is used to calculate the welding time of the device heating.

[0036] In this embodiment, further, a control button 23 is provided on the operating platform 17, and the control button 23 is used to control the movement of the conveying device 3. There are two buttons, which are respectively located on the left and right sides of the operating platform 17. The control button 23 is the start switch of the device. When the two switches are pressed at the same time, the device starts. The setting of the double linkage switch is to protect the safety of the operator, so as to prevent the operator from having one hand in contact with the device when installing and disassembling the workpiece, so as to avoid the occurrence of dangerous accidents.

[0037] The working principle and use process of this utility model:

[0038] First, the workpiece is installed and fixed on the workpiece fixing bracket; then both hands are placed on the buttons on both sides and the switch is pressed at the same time, the equipment is started, the left and right conveying device 7 drives the workpiece on the workpiece fixing bracket 1 to move toward the welding rod 2, and stops under the action of the first limit plate 18 and the second limit plate 19, so as to set the length of the welding rod 2 extending into the outer shell bracket B. At this time, the welding column on the outer pressure ring C corresponds to the position of the heat transfer support 15 on the welding rod 2, and the welding rod 2 is also in a heated state. Then, the upper and lower conveying device 8 is retracted to drive the welding column to contact the heat transfer support 15, and at the same time, the voltage stabilizing mechanism 5 is pressed down, and the voltage stabilizing block 14 and the welding rod 2 clamp the workpiece from both the upper and lower directions at the same time, and the welding column is deformed by heat under the action of the heated heat transfer support 15, and the end becomes wider, so that the outer pressure ring C is fixed on the outer shell bracket B, and the button plastic sheet A is also pressed under the outer pressure ring C and fixed to the outer shell bracket B. After the welding process is completed, the pressure stabilizing mechanism 5 and the up-and-down moving device 8 retreat in the vertical direction, and then the left-right conveying device drives the workpiece fixing bracket 1 to retreat in the left-right direction and take out the workpiece.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An inner cylinder type hot melt welding machine, characterized in that: It comprises a workpiece fixing bracket (1) for fixing the workpiece, a welding rod (2) for heating the workpiece, and a conveying device (3) for moving the workpiece; The welding rod (2) is fixedly connected, the workpiece fixing bracket (1) is arranged in the axial direction of the welding rod (2), a cavity (4) is arranged on the workpiece fixing bracket (1), and an opening (6) connected to the cavity (4) is arranged on the side of the workpiece fixing bracket (1) close to the welding rod (2). The conveying device (3) is fixedly connected to the bottom of the workpiece fixing bracket (1), and the conveying device (3) enables the welding rod (2) to pass through the opening (6) and move in the cavity (4). A pressure stabilizing mechanism (5) capable of moving vertically above the cavity (4) is arranged directly above the welding rod (2), and the pressure stabilizing mechanism (5) can cooperate with the welding rod (2) to hot-melt clamp the workpiece arranged on the workpiece fixing bracket (1).

2. The inner cylinder type heat welding machine according to claim 1, characterized in that: The conveying device (3) comprises a left and right conveying device (7) and an up and down conveying device (8); the left and right conveying device (7) comprises a first cylinder (9) arranged on the left and right, and a first bracket (10) connected to the first cylinder (9); the up and down conveying device (8) is fixedly connected to the first bracket (10); the up and down conveying device (8) comprises a second cylinder (11) and a second bracket (12); the bottom surface of the workpiece fixing bracket (1) is directly fixedly connected to the first cylinder (9) through the second bracket (12).

3. The inner cylinder type hot melt welding machine according to claim 2, characterized in that: The pressure stabilizing mechanism (5) comprises a third cylinder (13) and a pressure stabilizing block (14); the third cylinder (13) is arranged vertically, and its ejection end is connected to the pressure stabilizing block (14).

4. The inner cylinder type heat fusion welding machine according to claim 3, characterized in that: A heat transfer support (15) is provided on the upper surface of the welding rod (2).

5. The inner cylinder type heat fusion welding machine according to claim 4, characterized in that: The welding rod (2) is fixedly connected to a vertical fixing frame (16), the vertical fixing frame (16) is fixedly connected to an operating platform (17), and the voltage stabilizing mechanism (5) is fixedly connected to the vertical fixing frame (16).

6. The inner cylinder type heat fusion welding machine according to claim 5, characterized in that: A first limiting plate (18) is provided directly below the welding rod (2), and a second limiting plate (19) is fixedly connected below the workpiece fixing bracket (1), wherein the first limiting plate (18) and the second limiting plate (19) cooperate to limit the left-right movement of the workpiece fixing bracket (1).

7. An inner cylinder type heat fusion welding machine according to claim 6, characterized in that: The operating platform (17) is also fixedly connected to three solenoid valves (20), and the three solenoid valves (20) are respectively connected to the first cylinder (9), the second cylinder (11) and the third cylinder (13).

8. The inner cylinder type heat fusion welding machine according to claim 7, characterized in that: An electric control box (21) is also fixed on the operating platform (17), and the electric control box (21) is provided with a temperature controller, a timer, a power switch and a power indicator light.

9. The inner cylinder type heat fusion welding machine according to claim 8, characterized in that: The operating platform (17) is also provided with a pressure regulating valve (22), and the pressure regulating valve (22) is used to adjust the air pressure of the first cylinder (9), the second cylinder (11) and the third cylinder (13).

10. An inner cylinder type heat fusion welding machine according to claim 9, characterized in that: The operating platform (17) is also provided with a control button (23), and the control button (23) is used to control the movement of the conveying device (3).

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